qla_def.h

linux-2.6.15.6

#define RPRT_CMD	0x210

#define RPA_CMD		0x211
#define RPA_RSP_SIZE	16

#define DHBA_CMD	0x300
#define DHBA_REQ_SIZE	(16 + 8)
#define DHBA_RSP_SIZE	16

#define DHAT_CMD	0x301
#define DPRT_CMD	0x310
#define DPA_CMD		0x311

/* CT command header -- request/response common fields */
struct ct_cmd_hdr {
	uint8_t revision;
	uint8_t in_id[3];
	uint8_t gs_type;
	uint8_t gs_subtype;
	uint8_t options;
	uint8_t reserved;
};

/* CT command request */
struct ct_sns_req {
	struct ct_cmd_hdr header;
	uint16_t command;
	uint16_t max_rsp_size;
	uint8_t fragment_id;
	uint8_t reserved[3];

	union {
		/* GA_NXT, GPN_ID, GNN_ID, GFT_ID */
		struct {
			uint8_t reserved;
			uint8_t port_id[3];
		} port_id;

		struct {
			uint8_t port_type;
			uint8_t domain;
			uint8_t area;
			uint8_t reserved;
		} gid_pt;

		struct {
			uint8_t reserved;
			uint8_t port_id[3];
			uint8_t fc4_types[32];
		} rft_id;

		struct {
			uint8_t reserved;
			uint8_t port_id[3];
			uint16_t reserved2;
			uint8_t fc4_feature;
			uint8_t fc4_type;
		} rff_id;

		struct {
			uint8_t reserved;
			uint8_t port_id[3];
			uint8_t node_name[8];
		} rnn_id;

		struct {
			uint8_t node_name[8];
			uint8_t name_len;
			uint8_t sym_node_name[255];
		} rsnn_nn;

		struct {
			uint8_t hba_indentifier[8];
		} ghat;

		struct {
			uint8_t hba_identifier[8];
			uint32_t entry_count;
			uint8_t port_name[8];
			struct ct_fdmi_hba_attributes attrs;
		} rhba;

		struct {
			uint8_t hba_identifier[8];
			struct ct_fdmi_hba_attributes attrs;
		} rhat;

		struct {
			uint8_t port_name[8];
			struct ct_fdmi_port_attributes attrs;
		} rpa;

		struct {
			uint8_t port_name[8];
		} dhba;

		struct {
			uint8_t port_name[8];
		} dhat;

		struct {
			uint8_t port_name[8];
		} dprt;

		struct {
			uint8_t port_name[8];
		} dpa;
	} req;
};

/* CT command response header */
struct ct_rsp_hdr {
	struct ct_cmd_hdr header;
	uint16_t response;
	uint16_t residual;
	uint8_t fragment_id;
	uint8_t reason_code;
	uint8_t explanation_code;
	uint8_t vendor_unique;
};

struct ct_sns_gid_pt_data {
	uint8_t control_byte;
	uint8_t port_id[3];
};

struct ct_sns_rsp {
	struct ct_rsp_hdr header;

	union {
		struct {
			uint8_t port_type;
			uint8_t port_id[3];
			uint8_t port_name[8];
			uint8_t sym_port_name_len;
			uint8_t sym_port_name[255];
			uint8_t node_name[8];
			uint8_t sym_node_name_len;
			uint8_t sym_node_name[255];
			uint8_t init_proc_assoc[8];
			uint8_t node_ip_addr[16];
			uint8_t class_of_service[4];
			uint8_t fc4_types[32];
			uint8_t ip_address[16];
			uint8_t fabric_port_name[8];
			uint8_t reserved;
			uint8_t hard_address[3];
		} ga_nxt;

		struct {
			struct ct_sns_gid_pt_data entries[MAX_FIBRE_DEVICES];
		} gid_pt;

		struct {
			uint8_t port_name[8];
		} gpn_id;

		struct {
			uint8_t node_name[8];
		} gnn_id;

		struct {
			uint8_t fc4_types[32];
		} gft_id;

		struct {
			uint32_t entry_count;
			uint8_t port_name[8];
			struct ct_fdmi_hba_attributes attrs;
		} ghat;
	} rsp;
};

struct ct_sns_pkt {
	union {
		struct ct_sns_req req;
		struct ct_sns_rsp rsp;
	} p;
};

/*
 * SNS command structures -- for 2200 compatability.
 */
#define	RFT_ID_SNS_SCMD_LEN	22
#define	RFT_ID_SNS_CMD_SIZE	60
#define	RFT_ID_SNS_DATA_SIZE	16

#define	RNN_ID_SNS_SCMD_LEN	10
#define	RNN_ID_SNS_CMD_SIZE	36
#define	RNN_ID_SNS_DATA_SIZE	16

#define	GA_NXT_SNS_SCMD_LEN	6
#define	GA_NXT_SNS_CMD_SIZE	28
#define	GA_NXT_SNS_DATA_SIZE	(620 + 16)

#define	GID_PT_SNS_SCMD_LEN	6
#define	GID_PT_SNS_CMD_SIZE	28
#define	GID_PT_SNS_DATA_SIZE	(MAX_FIBRE_DEVICES * 4 + 16)

#define	GPN_ID_SNS_SCMD_LEN	6
#define	GPN_ID_SNS_CMD_SIZE	28
#define	GPN_ID_SNS_DATA_SIZE	(8 + 16)

#define	GNN_ID_SNS_SCMD_LEN	6
#define	GNN_ID_SNS_CMD_SIZE	28
#define	GNN_ID_SNS_DATA_SIZE	(8 + 16)

struct sns_cmd_pkt {
	union {
		struct {
			uint16_t buffer_length;
			uint16_t reserved_1;
			uint32_t buffer_address[2];
			uint16_t subcommand_length;
			uint16_t reserved_2;
			uint16_t subcommand;
			uint16_t size;
			uint32_t reserved_3;
			uint8_t param[36];
		} cmd;

		uint8_t rft_data[RFT_ID_SNS_DATA_SIZE];
		uint8_t rnn_data[RNN_ID_SNS_DATA_SIZE];
		uint8_t gan_data[GA_NXT_SNS_DATA_SIZE];
		uint8_t gid_data[GID_PT_SNS_DATA_SIZE];
		uint8_t gpn_data[GPN_ID_SNS_DATA_SIZE];
		uint8_t gnn_data[GNN_ID_SNS_DATA_SIZE];
	} p;
};

/* IO descriptors */
#define MAX_IO_DESCRIPTORS	32

#define ABORT_IOCB_CB		0
#define ADISC_PORT_IOCB_CB	1
#define LOGOUT_PORT_IOCB_CB	2
#define LOGIN_PORT_IOCB_CB	3
#define LAST_IOCB_CB		4

#define IODESC_INVALID_INDEX	0xFFFF
#define IODESC_ADISC_NEEDED	0xFFFE
#define IODESC_LOGIN_NEEDED	0xFFFD

struct io_descriptor {
	uint16_t used:1;
	uint16_t idx:11;
	uint16_t cb_idx:4;

	struct timer_list timer;

	struct scsi_qla_host *ha;

	port_id_t d_id;
	fc_port_t *remote_fcport;

	uint32_t signature;
};

struct qla_fw_info {
	unsigned short addressing;	/* addressing method used to load fw */
#define FW_INFO_ADDR_NORMAL	0
#define FW_INFO_ADDR_EXTENDED	1
#define FW_INFO_ADDR_NOMORE	0xffff
	unsigned short *fwcode;		/* pointer to FW array */
	unsigned short *fwlen;		/* number of words in array */
	unsigned short *fwstart;	/* start address for F/W */
	unsigned long *lfwstart;	/* start address (long) for F/W */
};

struct qla_board_info {
	char *drv_name;

	char isp_name[8];
	struct qla_fw_info *fw_info;
	char *fw_fname;
	struct scsi_host_template *sht;
};

/* Return data from MBC_GET_ID_LIST call. */
struct gid_list_info {
	uint8_t	al_pa;
	uint8_t	area;
	uint8_t	domain;
	uint8_t	loop_id_2100;	/* ISP2100/ISP2200 -- 4 bytes. */
	uint16_t loop_id;	/* ISP23XX         -- 6 bytes. */
	uint16_t reserved_1;	/* ISP24XX         -- 8 bytes. */
};
#define GID_LIST_SIZE (sizeof(struct gid_list_info) * MAX_FIBRE_DEVICES)

/*
 * ISP operations
 */
struct isp_operations {

	int (*pci_config) (struct scsi_qla_host *);
	void (*reset_chip) (struct scsi_qla_host *);
	int (*chip_diag) (struct scsi_qla_host *);
	void (*config_rings) (struct scsi_qla_host *);
	void (*reset_adapter) (struct scsi_qla_host *);
	int (*nvram_config) (struct scsi_qla_host *);
	void (*update_fw_options) (struct scsi_qla_host *);
	int (*load_risc) (struct scsi_qla_host *, uint32_t *);

	char * (*pci_info_str) (struct scsi_qla_host *, char *);
	char * (*fw_version_str) (struct scsi_qla_host *, char *);

	irqreturn_t (*intr_handler) (int, void *, struct pt_regs *);
	void (*enable_intrs) (struct scsi_qla_host *);
	void (*disable_intrs) (struct scsi_qla_host *);

	int (*abort_command) (struct scsi_qla_host *, srb_t *);
	int (*abort_target) (struct fc_port *);
	int (*fabric_login) (struct scsi_qla_host *, uint16_t, uint8_t,
		uint8_t, uint8_t, uint16_t *, uint8_t);
	int (*fabric_logout) (struct scsi_qla_host *, uint16_t, uint8_t,
	    uint8_t, uint8_t);

	uint16_t (*calc_req_entries) (uint16_t);
	void (*build_iocbs) (srb_t *, cmd_entry_t *, uint16_t);
	void * (*prep_ms_iocb) (struct scsi_qla_host *, uint32_t, uint32_t);
	void * (*prep_ms_fdmi_iocb) (struct scsi_qla_host *, uint32_t,
	    uint32_t);

	uint8_t * (*read_nvram) (struct scsi_qla_host *, uint8_t *,
		uint32_t, uint32_t);
	int (*write_nvram) (struct scsi_qla_host *, uint8_t *, uint32_t,
		uint32_t);

	void (*fw_dump) (struct scsi_qla_host *, int);
	void (*ascii_fw_dump) (struct scsi_qla_host *);
};

/*
 * Linux Host Adapter structure
 */
typedef struct scsi_qla_host {
	struct list_head list;

	/* Commonly used flags and state information. */
	struct Scsi_Host *host;
	struct pci_dev	*pdev;

	unsigned long	host_no;
	unsigned long	instance;

	volatile struct {
		uint32_t	init_done		:1;
		uint32_t	online			:1;
		uint32_t	mbox_int		:1;
		uint32_t	mbox_busy		:1;
		uint32_t	rscn_queue_overflow	:1;
		uint32_t	reset_active		:1;

		uint32_t	management_server_logged_in :1;
                uint32_t	process_response_queue	:1;

		uint32_t	disable_risc_code_load	:1;
		uint32_t	enable_64bit_addressing	:1;
		uint32_t	enable_lip_reset	:1;
		uint32_t	enable_lip_full_login	:1;
		uint32_t	enable_target_reset	:1;
		uint32_t	enable_led_scheme	:1;
		uint32_t	msi_enabled		:1;
		uint32_t	msix_enabled		:1;
	} flags;

	atomic_t	loop_state;
#define LOOP_TIMEOUT	1
#define LOOP_DOWN	2
#define LOOP_UP		3
#define LOOP_UPDATE	4
#define LOOP_READY	5
#define LOOP_DEAD	6

	unsigned long   dpc_flags;
#define	RESET_MARKER_NEEDED	0	/* Send marker to ISP. */
#define	RESET_ACTIVE		1
#define	ISP_ABORT_NEEDED	2	/* Initiate ISP abort. */
#define	ABORT_ISP_ACTIVE	3	/* ISP abort in progress. */
#define	LOOP_RESYNC_NEEDED	4	/* Device Resync needed. */
#define	LOOP_RESYNC_ACTIVE	5
#define LOCAL_LOOP_UPDATE       6	/* Perform a local loop update. */
#define RSCN_UPDATE             7	/* Perform an RSCN update. */
#define MAILBOX_RETRY           8
#define ISP_RESET_NEEDED        9	/* Initiate a ISP reset. */
#define FAILOVER_EVENT_NEEDED   10
#define FAILOVER_EVENT		11
#define FAILOVER_NEEDED   	12
#define SCSI_RESTART_NEEDED	13	/* Processes SCSI retry queue. */
#define PORT_RESTART_NEEDED	14	/* Processes Retry queue. */
#define RESTART_QUEUES_NEEDED	15	/* Restarts the Lun queue. */
#define ABORT_QUEUES_NEEDED	16
#define RELOGIN_NEEDED	        17
#define LOGIN_RETRY_NEEDED	18	/* Initiate required fabric logins. */
#define REGISTER_FC4_NEEDED	19	/* SNS FC4 registration required. */
#define ISP_ABORT_RETRY         20      /* ISP aborted. */
#define FCPORT_RESCAN_NEEDED	21      /* IO descriptor processing needed */
#define IODESC_PROCESS_NEEDED	22      /* IO descriptor processing needed */
#define IOCTL_ERROR_RECOVERY	23
#define LOOP_RESET_NEEDED	24
#define BEACON_BLINK_NEEDED	25
#define REGISTER_FDMI_NEEDED	26

	uint32_t	device_flags;
#define DFLG_LOCAL_DEVICES		BIT_0
#define DFLG_RETRY_LOCAL_DEVICES	BIT_1
#define DFLG_FABRIC_DEVICES		BIT_2
#define	SWITCH_FOUND			BIT_3
#define	DFLG_NO_CABLE			BIT_4

	/* SRB cache. */
#define SRB_MIN_REQ	128
	mempool_t	*srb_mempool;

	/* This spinlock is used to protect "io transactions", you must
	 * aquire it before doing any IO to the card, eg with RD_REG*() and
	 * WRT_REG*() for the duration of your entire commandtransaction.
	 *
	 * This spinlock is of lower priority than the io request lock.
	 */

	spinlock_t		hardware_lock ____cacheline_aligned;

	device_reg_t __iomem *iobase;		/* Base I/O address */
	unsigned long	pio_address;
	unsigned long	pio_length;
#define MIN_IOBASE_LEN		0x100

	/* ISP ring lock, rings, and indexes */
	dma_addr_t	request_dma;        /* Physical address. */
	request_t       *request_ring;      /* Base virtual address */
	request_t       *request_ring_ptr;  /* Current address. */
	uint16_t        req_ring_index;     /* Current index. */
	uint16_t        req_q_cnt;          /* Number of available entries. */
	uint16_t	request_q_length;

	dma_addr_t	response_dma;       /* Physical address. */
	response_t      *response_ring;     /* Base virtual address */
	response_t      *response_ring_ptr; /* Current address. */
	uint16_t        rsp_ring_index;     /* Current index. */
	uint16_t	response_q_length;

	struct isp_operations isp_ops;

	/* Outstandings ISP commands. */
	srb_t		*outstanding_cmds[MAX_OUTSTANDING_COMMANDS];
	uint32_t	current_outstanding_cmd;
	srb_t		*status_srb;	/* Status continuation entry. */

	uint16_t           revision;
	uint8_t           ports;

	/* ISP configuration data. */
	uint16_t	loop_id;		/* Host adapter loop id */
	uint16_t	fb_rev;

	port_id_t	d_id;			/* Host adapter port id */
	uint16_t	max_public_loop_ids;
	uint16_t	mi